Home / 12,130,524,011.81-18,197,741,248.52-3,736,425,739.07

Finding the Fourth Proportional to 12,130,524,011.81, 18,197,741,248.52 and 3,736,425,739.07

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Solution

The fourth proportional to 12,130,524,011.81, 18,197,741,248.52 and 3,736,425,739.07 is: 5,605,240,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,130,524,011.81 : 18,197,741,248.52 = 3,736,425,739.07 : x
  2. Step 2: Convert to fraction form
    12,130,524,011.81/18,197,741,248.52 = 3,736,425,739.07/x
  3. Step 3: Cross multiply
    12,130,524,011.81x = 18,197,741,248.52 × 3,736,425,739.07
  4. Step 4: Simplify right side
    12,130,524,011.81x = 67,994,508,793,796,296,704
  5. Step 5: Solve for x
    x = 67,994,508,793,796,296,704/12,130,524,011.81
  6. Step 6: Final answer
    x = 5,605,240,855.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.